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Can a C# lambda expression have more than one statement?
...Where(i =>
{
bool result;
if (i == "THIS")
result = true;
else if (i == "THAT")
result = true;
else
result = false;
return result;
...
Git command to show which specific files are ignored by .gitignore
... What version of git are you using? Mine (1.7.0.4) says error: unknown option 'ignored'. Even adding -s as suggested in linked post didn't work.
– Alexander Bird
Oct 25 '12 at 21:49
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C++实现一款简单完整的聊天室服务器+客户端 - C/C++ - 清泛网 - 专注C/C++及内核技术
...线程从缓冲区中取出消息
MessageBuffer.h
//MessageBuffer.h
#ifndef _MESSAGE_BUF_INCLUDE_
#define _MESSAGE_BUF_INCLUDE_
#include <pthread.h>
#define MESSAGE_COUNT 16
#define MESSAGE_LENGTH 2048
class MessageBuffer{
private:
pthread_mutex_t mutex;//访问缓冲的互斥量
pt...
Is there a generator version of `string.split()` in Python?
...ra memory). This did not result in a noticeable growth of memory (that is, if there was a growth in memory, it was far far less than the 1GB string).
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#1071 - Specified key was too long; max key length is 1000 bytes
...suming that the strings are all present; that is, that they are all there. If some are null, it will throw off your calculations and underreport short strings. You want to use count([field_name]) instead of count(*).
– D Mac
Jun 17 '18 at 18:59
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What is the best way to concatenate two vectors?
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@Gman: That's a fair point since we know that the source is also a vector (where iterator distance has O(1) complexity). Still, the performance guarantees of insert are something to be mindful of when you can often do better by planning ahead.
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How to put a delay on AngularJS instant search?
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UPDATE
Now it's easier than ever (Angular 1.3), just add a debounce option on the model.
<input type="text" ng-model="searchStr" ng-model-options="{debounce: 1000}">
Updated plunker:
http://plnkr.co/edit/4V13gK
Documentatio...
django: BooleanField, how to set the default value to true?
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If you're just using a vanilla form (not a ModelForm), you can set a Field initial value ( https://docs.djangoproject.com/en/2.2/ref/forms/fields/#django.forms.Field.initial ) like
class MyForm(forms.Form):
my_field = fo...
Min/Max-value validators in asp.net mvc
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Great answer. I would modify the error message a bit: "Enter a value greater than or equal to " is a more (grammatically-speaking) correct error message.
– Tieson T.
Jul 26 '12 at 0:04
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How to add title to subplots in Matplotlib?
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If you need to be able to specify the fontsize, use ax.set_title('title', fontsize=16) instead.
– Tobias P. G.
Jun 19 at 14:56
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